DevOps – Page 5 – ITFROMZERO

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Mastering lnav: Advanced Real-Time Log Viewing and Analysis on Linux

By admin August 16, 2026

Don't let log reading become a nightmare. Discover lnav—a powerful Linux tool that merges log files, provides smart highlighting, and supports SQL queries to find errors in seconds.

MySQL

Handling MySQL Hangs Due to Metadata Locking: Don’t Let an ALTER Command Crash Your System

By admin August 16, 2026

Is ALTER TABLE hanging your MySQL? Explore the Metadata Locking (MDL) mechanism, how to use Performance Schema to find blocking threads, and tips for safe migrations on large databases.

Docker

Build Your Own Self-Hosted PaaS with Coolify: Effortless Docker Management as a Heroku Alternative

By admin August 15, 2026

Turn your VPS into a professional PaaS platform like Heroku with Coolify. A detailed guide on installation, Docker container management, and CI/CD automation for developers.

Docker

Configuring Caddy as a Reverse Proxy for Docker: Say Goodbye to SSL Hassles and Complex Configs

By admin August 15, 2026

Forget complex Nginx setups! Learn how to configure Caddy as a Reverse Proxy for Docker to automate SSL 100% and simplify your config files to just a few lines.

Monitoring

Automating Website Monitoring with changedetection.io and Docker

By admin August 15, 2026

Stop manual F5 refreshing! A guide to using Docker and changedetection.io to automatically track website changes and get instant Telegram alerts.

Docker

Docker Compose: Pro Tips for Automating Database Migrations and Schema Updates

By admin August 14, 2026

Don't let your app crash because the database isn't ready. Explore 3 methods for automating database migrations in Docker Compose, from basic to advanced.

Network

CoreDNS on Linux: Replacing Bind9 for Smoother Microservices Operations

By admin August 14, 2026

CoreDNS is the perfect alternative to Bind9 in the Microservices era. Learn how to install, configure Corefile, and optimize plugins for production systems.

Database

Installing InfluxDB on Linux: The Ultimate Solution for Time-series Data

By admin August 14, 2026

Install and configure InfluxDB 2.x on Linux for efficient time-series data management. Learn how to avoid High Cardinality errors and optimize storage capacity.

Database

Real-time PostgreSQL Monitoring with pg_activity: Kill Hung Queries in a Flash

By admin August 14, 2026

Don't let slow queries crash your server. Learn how to use pg_activity on Linux for real-time PostgreSQL monitoring, detecting idle in transactions, and handling hung queries quickly.